研究目的
To optimize the design of MOD auxiliary detection coil in WPT systems for detecting metal objects to ensure safety.
研究成果
The proposed equation for optimizing the design of MOD auxiliary detection coil in WPT systems is verified through simulation and numerical analysis. Testing results confirm the feasibility of the optimization method, enabling high detection accuracy to prevent dangerous heating problems in WPT systems.
研究不足
The paper only proposes a simplified model for good conductors and does not account for the influence of high-permeability materials, which may strengthen the magnetic field density.
1：Experimental Design and Method Selection:
The study involves modeling the effect of a metal object on the detection voltage in an auxiliary detection coil and proposing an equation for optimizing the coil design.
2：Sample Selection and Data Sources:
A simulation model using JMAG finite element analysis software is created with a metal object placed over a transmission coil.
3：List of Experimental Equipment and Materials:
The simulation model includes a transmitting coil and a metal object with specified parameters.
4：Experimental Procedures and Operational Workflow:
The magnetic field distribution is analyzed with and without a metal object, and the equivalent model of the metal object is established.
5：Data Analysis Methods:
The study compares simulation results with numerical analysis from the proposed equation to verify its correctness.
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